X - the number of plants in 8 in pots
y - the number of plants in 10 in pots
4 plants in 8 in pots and 2 in 10 in pots.
y - the number of plants in 10 in pots
4 plants in 8 in pots and 2 in 10 in pots.
A son is 8 years old. his father is 5 times as old. How old will the father be when he is twice as old as his son?
1 answer:
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